Whirlpool bathtub



FIG. 1 is a top perspective view of a whirlpool bathtub showing my newdesign;

FIG. 2 is a top plan view thereof;

FIG. 3 is a cross-section taken on line 3--3 of FIG. 2;

FIG. 4 is a cross-section taken on line 4--4 of FIG. 2;

FIG. 5 is a cross-section taken on line 5--5 of FIG. 2; and

FIG. 6 is a cross-section taken on line 6--6 of FIG. 2.

The ornamental design for a whirlpool bathtub, as shown.